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NYC Wet Location - Install Instruction

NYC Wet‑Location Exit Signs — Outdoor, Wash‑Down & Inspection Readiness

NYC wet-location exit signs are built for rain, wash-down, and outdoor exposure—without compromising the city’s stricter rules on legend size, color, construction, and testing. This guide explains when NYC requires wet-location gear, how it differs from “damp,” and what inspectors actually check so you pass the first time.

NYC-Approved Exit Signs  NYC Exit Sign Requirements Table of Contents

Overview: When NYC requires wet-location exit signs

Use wet-location exit signs NYC wherever fixtures are directly exposed to water: exterior egress doors, open garages, rooftops, loading docks, hose-down spaces, or areas with wind-driven rain. If you’re new to NYC fundamentals (legend size/color, placement, runtime), start with the NYC Exit Sign Requirements (Pillar) and lighting context in the NYC emergency lighting requirements guide.

Wet vs. damp: definitions & examples

  • Damp location exit signs NYC: Moisture/condensation is present, but not direct spray or rain. Typical: covered vestibules, semi-enclosed garages, humid interiors.
  • Wet-location exit signs NYC: Direct spray, wash-down, rain, or snow possible. Typical: open garages, exterior discharge doors, rooftops, food-service hose-down areas.
Two-panel sketch comparing damp locations (condensation, no direct spray) vs wet locations (rain, wash-down spray) with NYC examples.
Visual guide: damp vs. wet locations for NYC exit signs (examples and exposure types).

NYC enforces wet/damp distinctions alongside UL 924 and NFPA 101. For national test/listing criteria, see the Fire Code Guide: UL 924 Compliance Guide.

NYC wet-location expectations (legend, housing, listings)

  • Legend: Commonly 8" red letters with high contrast; no stylized faces or dim legends. Keep windows/indicators visible after installation.
  • Housing: Robust, gasketed enclosures that prevent water ingress. Metal or rugged architectural builds are often preferred on high-visibility projects.
  • Listing & runtime: UL 924 with 90-minute emergency lighting operation. Look for sealed indicators and protected test interfaces.
  • Form factor: For clean ceilings/walls, consider recessed formats designed for NYC—see recessed NYC exit signs & emergency lights.

NEMA/IP ratings & “outdoor exit sign NYC” considerations

Match the enclosure to the exposure. For wash-down or driven rain, a sealed enclosure with NEMA 4/4X-type performance or an IP65/IP66 exit sign NYC equivalent is typical. Stainless hardware, UV-stable trims, and corrosion-resistant housings (e.g., polycarbonate) help the sign survive in coastal or industrial atmospheres. Where salt spray or chemicals are present, consider 4X-grade gasketing and protected indicator windows.

  • Gasket integrity: Verify compression at all seams; avoid warped canopies.
  • Conduit/hubs: Use rated fittings; seal penetrations to prevent wicking into the housing.
  • Cold-weather exit sign NYC: For rooftops/unconditioned exteriors, choose models with heaters or extended temperature ratings.

Selection checklist (materials, heaters, sealing)

  • Materials: Corrosion-resistant housings, stainless fasteners, UV-resistant lenses; tamper-resistant hardware where needed.
  • Battery & power: Confirm 90-minute runtime at anticipated low temps; verify recharge times and indicator codes remain readable.
  • Environment: For hose-down/exterior exposure, stick with gasketed, sealed units; if you want EXIT + heads on one device, compare NYC combo options.
  • Visibility: Keep legends clear of door hardware and exterior devices; maintain contrast against surrounding finishes.

Installation & placement in wet areas

  • Mounting plane: Maintain gasket compression; shim uneven surfaces so the enclosure seals evenly.
  • Cable/conduit entry: Use listed hubs and sealant; keep drip loops where applicable.
  • Sightlines: Add intermediate signs where the path turns or sightlines break at canopies, columns, or exterior equipment.
  • Cleaning: For wash-down, plan spray direction to avoid blasting indicator windows; verify drain paths aren’t blocked.
Technical cutaway sketch of a wet-location EXIT sign installation showing gasket compression, shimming, sealed conduit hub entry, drip loop, and spray direction; inset shows adding intermediate signs at a corridor turn.
Installation anatomy: gasket compression, shimming, sealed conduit entry, drip loop, and wash-down spray awareness (with a sightline reminder).

Testing, self-diagnostics & maintenance

NYC still expects monthly quick checks and an annual 90-minute test. Self-diagnostic (self-testing) signs run automatic cycles and surface failures via indicator codes—ideal for large campuses or hard-to-access exteriors. For usage notes and indicator behavior, see NYC self-testing exit signs.

FAQs

Can I use green EXIT signs in NYC wet locations?

Red is the accepted standard citywide. Use green only with explicit project approvals.

Do wet-location exit signs still need 90-minute batteries?

Yes—NYC follows UL 924 runtime. Inspectors will check indicators and test access; for the national ruleset, see the UL 924 Compliance Guide.

Are recessed wet-location models acceptable?

Yes—when designed and listed for exposure. Coordinate trims, sealing, and access; see the recessed NYC guide above.

Next steps

Need models that pass NYC review? Start here:

NYC-Approved Exit Signs NYC Exit Sign Requirements (Pillar) NYC Compliance Guide